6) There are 45 students in a class. If 80% are present on that day, 9 of the students are absent. 7) In a class of 40 students, 55% are boys. Therefore, there are 22 boys and 16 girls.

please answer with solution

6. true

7. false

Step-by-step explanation:

how to find the answers:

turn % into decimals ( ÷ 100)

6.

80% ÷ 100 = 0.8

0.8 x 45 = 36

45 - 36 = 9

7.

55% ÷ 100

0.55 x 40 = 22

22 + 16 = 38

this is not true (b).

answer 1 : option "c"

answer 2 : option "d"

answer 3 : option "b"

answer 4 : option "d"

answer 5 : option "b"

answer 6 : option "a"

answer 7 : option "c"

answer 8 : option "d"

answer 9 : option "c"

answer 10 : option "d"

answer 11 : option "c"

answer 12 option "b"

answer 13 option "c"

answer 14 option "c"

answer 15 option "d"

answer 16 option "a"

answer 17 option "b"

answer 18 option "c"

answer 19 option "a"

answer 20 option "a"

answer 21 option "c"

d